package Java2;

import java.util.*;
public class UniqueString {
	
	public static void main(String[] args)
	
	{
		Scanner input = new Scanner(System.in);
		//String str;
		//str = input.next();
		
		String[] str = new String[5];
		
		for(int i =0;i<str.length;i++)
		{
			str[i] = input.next();
			
		}
		
		
		
	}

}
